Home / 84,092.72-125,996.35-50,742.71

Finding the Fourth Proportional to 84,092.72, 125,996.35 and 50,742.71

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Solution

The fourth proportional to 84,092.72, 125,996.35 and 50,742.71 is: 76,027.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,092.72 : 125,996.35 = 50,742.71 : x
  2. Step 2: Convert to fraction form
    84,092.72/125,996.35 = 50,742.71/x
  3. Step 3: Cross multiply
    84,092.72x = 125,996.35 × 50,742.71
  4. Step 4: Simplify right side
    84,092.72x = 6,393,396,437.24
  5. Step 5: Solve for x
    x = 6,393,396,437.24/84,092.72
  6. Step 6: Final answer
    x = 76,027.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.